Without delay, let's solve this. We've got 451 and we will be multiplying it by 386, that is, adding 451 to itself 386 times.
Step 1: 0 + 451 = 451
Step 2: 451 + 451 = 902
Step 3: 902 + 451 = 1353
Step 4: 1353 + 451 = 1804
Step 5: 1804 + 451 = 2255
Step 6: 2255 + 451 = 2706
Step 7: 2706 + 451 = 3157
Step 8: 3157 + 451 = 3608
Step 9: 3608 + 451 = 4059
Step 10: 4059 + 451 = 4510
Step 11: 4510 + 451 = 4961
Step 12: 4961 + 451 = 5412
Step 13: 5412 + 451 = 5863
Step 14: 5863 + 451 = 6314
Step 15: 6314 + 451 = 6765
Step 16: 6765 + 451 = 7216
Step 17: 7216 + 451 = 7667
Step 18: 7667 + 451 = 8118
Step 19: 8118 + 451 = 8569
Step 20: 8569 + 451 = 9020
Step 21: 9020 + 451 = 9471
Step 22: 9471 + 451 = 9922
Step 23: 9922 + 451 = 10373
Step 24: 10373 + 451 = 10824
Step 25: 10824 + 451 = 11275
Step 26: 11275 + 451 = 11726
Step 27: 11726 + 451 = 12177
Step 28: 12177 + 451 = 12628
Step 29: 12628 + 451 = 13079
Step 30: 13079 + 451 = 13530
Step 31: 13530 + 451 = 13981
Step 32: 13981 + 451 = 14432
Step 33: 14432 + 451 = 14883
Step 34: 14883 + 451 = 15334
Step 35: 15334 + 451 = 15785
Step 36: 15785 + 451 = 16236
Step 37: 16236 + 451 = 16687
Step 38: 16687 + 451 = 17138
Step 39: 17138 + 451 = 17589
Step 40: 17589 + 451 = 18040
Step 41: 18040 + 451 = 18491
Step 42: 18491 + 451 = 18942
Step 43: 18942 + 451 = 19393
Step 44: 19393 + 451 = 19844
Step 45: 19844 + 451 = 20295
Step 46: 20295 + 451 = 20746
Step 47: 20746 + 451 = 21197
Step 48: 21197 + 451 = 21648
Step 49: 21648 + 451 = 22099
Step 50: 22099 + 451 = 22550
Step 51: 22550 + 451 = 23001
Step 52: 23001 + 451 = 23452
Step 53: 23452 + 451 = 23903
Step 54: 23903 + 451 = 24354
Step 55: 24354 + 451 = 24805
Step 56: 24805 + 451 = 25256
Step 57: 25256 + 451 = 25707
Step 58: 25707 + 451 = 26158
Step 59: 26158 + 451 = 26609
Step 60: 26609 + 451 = 27060
Step 61: 27060 + 451 = 27511
Step 62: 27511 + 451 = 27962
Step 63: 27962 + 451 = 28413
Step 64: 28413 + 451 = 28864
Step 65: 28864 + 451 = 29315
Step 66: 29315 + 451 = 29766
Step 67: 29766 + 451 = 30217
Step 68: 30217 + 451 = 30668
Step 69: 30668 + 451 = 31119
Step 70: 31119 + 451 = 31570
Step 71: 31570 + 451 = 32021
Step 72: 32021 + 451 = 32472
Step 73: 32472 + 451 = 32923
Step 74: 32923 + 451 = 33374
Step 75: 33374 + 451 = 33825
Step 76: 33825 + 451 = 34276
Step 77: 34276 + 451 = 34727
Step 78: 34727 + 451 = 35178
Step 79: 35178 + 451 = 35629
Step 80: 35629 + 451 = 36080
Step 81: 36080 + 451 = 36531
Step 82: 36531 + 451 = 36982
Step 83: 36982 + 451 = 37433
Step 84: 37433 + 451 = 37884
Step 85: 37884 + 451 = 38335
Step 86: 38335 + 451 = 38786
Step 87: 38786 + 451 = 39237
Step 88: 39237 + 451 = 39688
Step 89: 39688 + 451 = 40139
Step 90: 40139 + 451 = 40590
Step 91: 40590 + 451 = 41041
Step 92: 41041 + 451 = 41492
Step 93: 41492 + 451 = 41943
Step 94: 41943 + 451 = 42394
Step 95: 42394 + 451 = 42845
Step 96: 42845 + 451 = 43296
Step 97: 43296 + 451 = 43747
Step 98: 43747 + 451 = 44198
Step 99: 44198 + 451 = 44649
Step 100: 44649 + 451 = 45100
Step 101: 45100 + 451 = 45551
Step 102: 45551 + 451 = 46002
Step 103: 46002 + 451 = 46453
Step 104: 46453 + 451 = 46904
Step 105: 46904 + 451 = 47355
Step 106: 47355 + 451 = 47806
Step 107: 47806 + 451 = 48257
Step 108: 48257 + 451 = 48708
Step 109: 48708 + 451 = 49159
Step 110: 49159 + 451 = 49610
Step 111: 49610 + 451 = 50061
Step 112: 50061 + 451 = 50512
Step 113: 50512 + 451 = 50963
Step 114: 50963 + 451 = 51414
Step 115: 51414 + 451 = 51865
Step 116: 51865 + 451 = 52316
Step 117: 52316 + 451 = 52767
Step 118: 52767 + 451 = 53218
Step 119: 53218 + 451 = 53669
Step 120: 53669 + 451 = 54120
Step 121: 54120 + 451 = 54571
Step 122: 54571 + 451 = 55022
Step 123: 55022 + 451 = 55473
Step 124: 55473 + 451 = 55924
Step 125: 55924 + 451 = 56375
Step 126: 56375 + 451 = 56826
Step 127: 56826 + 451 = 57277
Step 128: 57277 + 451 = 57728
Step 129: 57728 + 451 = 58179
Step 130: 58179 + 451 = 58630
Step 131: 58630 + 451 = 59081
Step 132: 59081 + 451 = 59532
Step 133: 59532 + 451 = 59983
Step 134: 59983 + 451 = 60434
Step 135: 60434 + 451 = 60885
Step 136: 60885 + 451 = 61336
Step 137: 61336 + 451 = 61787
Step 138: 61787 + 451 = 62238
Step 139: 62238 + 451 = 62689
Step 140: 62689 + 451 = 63140
Step 141: 63140 + 451 = 63591
Step 142: 63591 + 451 = 64042
Step 143: 64042 + 451 = 64493
Step 144: 64493 + 451 = 64944
Step 145: 64944 + 451 = 65395
Step 146: 65395 + 451 = 65846
Step 147: 65846 + 451 = 66297
Step 148: 66297 + 451 = 66748
Step 149: 66748 + 451 = 67199
Step 150: 67199 + 451 = 67650
Step 151: 67650 + 451 = 68101
Step 152: 68101 + 451 = 68552
Step 153: 68552 + 451 = 69003
Step 154: 69003 + 451 = 69454
Step 155: 69454 + 451 = 69905
Step 156: 69905 + 451 = 70356
Step 157: 70356 + 451 = 70807
Step 158: 70807 + 451 = 71258
Step 159: 71258 + 451 = 71709
Step 160: 71709 + 451 = 72160
Step 161: 72160 + 451 = 72611
Step 162: 72611 + 451 = 73062
Step 163: 73062 + 451 = 73513
Step 164: 73513 + 451 = 73964
Step 165: 73964 + 451 = 74415
Step 166: 74415 + 451 = 74866
Step 167: 74866 + 451 = 75317
Step 168: 75317 + 451 = 75768
Step 169: 75768 + 451 = 76219
Step 170: 76219 + 451 = 76670
Step 171: 76670 + 451 = 77121
Step 172: 77121 + 451 = 77572
Step 173: 77572 + 451 = 78023
Step 174: 78023 + 451 = 78474
Step 175: 78474 + 451 = 78925
Step 176: 78925 + 451 = 79376
Step 177: 79376 + 451 = 79827
Step 178: 79827 + 451 = 80278
Step 179: 80278 + 451 = 80729
Step 180: 80729 + 451 = 81180
Step 181: 81180 + 451 = 81631
Step 182: 81631 + 451 = 82082
Step 183: 82082 + 451 = 82533
Step 184: 82533 + 451 = 82984
Step 185: 82984 + 451 = 83435
Step 186: 83435 + 451 = 83886
Step 187: 83886 + 451 = 84337
Step 188: 84337 + 451 = 84788
Step 189: 84788 + 451 = 85239
Step 190: 85239 + 451 = 85690
Step 191: 85690 + 451 = 86141
Step 192: 86141 + 451 = 86592
Step 193: 86592 + 451 = 87043
Step 194: 87043 + 451 = 87494
Step 195: 87494 + 451 = 87945
Step 196: 87945 + 451 = 88396
Step 197: 88396 + 451 = 88847
Step 198: 88847 + 451 = 89298
Step 199: 89298 + 451 = 89749
Step 200: 89749 + 451 = 90200
Step 201: 90200 + 451 = 90651
Step 202: 90651 + 451 = 91102
Step 203: 91102 + 451 = 91553
Step 204: 91553 + 451 = 92004
Step 205: 92004 + 451 = 92455
Step 206: 92455 + 451 = 92906
Step 207: 92906 + 451 = 93357
Step 208: 93357 + 451 = 93808
Step 209: 93808 + 451 = 94259
Step 210: 94259 + 451 = 94710
Step 211: 94710 + 451 = 95161
Step 212: 95161 + 451 = 95612
Step 213: 95612 + 451 = 96063
Step 214: 96063 + 451 = 96514
Step 215: 96514 + 451 = 96965
Step 216: 96965 + 451 = 97416
Step 217: 97416 + 451 = 97867
Step 218: 97867 + 451 = 98318
Step 219: 98318 + 451 = 98769
Step 220: 98769 + 451 = 99220
Step 221: 99220 + 451 = 99671
Step 222: 99671 + 451 = 100122
Step 223: 100122 + 451 = 100573
Step 224: 100573 + 451 = 101024
Step 225: 101024 + 451 = 101475
Step 226: 101475 + 451 = 101926
Step 227: 101926 + 451 = 102377
Step 228: 102377 + 451 = 102828
Step 229: 102828 + 451 = 103279
Step 230: 103279 + 451 = 103730
Step 231: 103730 + 451 = 104181
Step 232: 104181 + 451 = 104632
Step 233: 104632 + 451 = 105083
Step 234: 105083 + 451 = 105534
Step 235: 105534 + 451 = 105985
Step 236: 105985 + 451 = 106436
Step 237: 106436 + 451 = 106887
Step 238: 106887 + 451 = 107338
Step 239: 107338 + 451 = 107789
Step 240: 107789 + 451 = 108240
Step 241: 108240 + 451 = 108691
Step 242: 108691 + 451 = 109142
Step 243: 109142 + 451 = 109593
Step 244: 109593 + 451 = 110044
Step 245: 110044 + 451 = 110495
Step 246: 110495 + 451 = 110946
Step 247: 110946 + 451 = 111397
Step 248: 111397 + 451 = 111848
Step 249: 111848 + 451 = 112299
Step 250: 112299 + 451 = 112750
Step 251: 112750 + 451 = 113201
Step 252: 113201 + 451 = 113652
Step 253: 113652 + 451 = 114103
Step 254: 114103 + 451 = 114554
Step 255: 114554 + 451 = 115005
Step 256: 115005 + 451 = 115456
Step 257: 115456 + 451 = 115907
Step 258: 115907 + 451 = 116358
Step 259: 116358 + 451 = 116809
Step 260: 116809 + 451 = 117260
Step 261: 117260 + 451 = 117711
Step 262: 117711 + 451 = 118162
Step 263: 118162 + 451 = 118613
Step 264: 118613 + 451 = 119064
Step 265: 119064 + 451 = 119515
Step 266: 119515 + 451 = 119966
Step 267: 119966 + 451 = 120417
Step 268: 120417 + 451 = 120868
Step 269: 120868 + 451 = 121319
Step 270: 121319 + 451 = 121770
Step 271: 121770 + 451 = 122221
Step 272: 122221 + 451 = 122672
Step 273: 122672 + 451 = 123123
Step 274: 123123 + 451 = 123574
Step 275: 123574 + 451 = 124025
Step 276: 124025 + 451 = 124476
Step 277: 124476 + 451 = 124927
Step 278: 124927 + 451 = 125378
Step 279: 125378 + 451 = 125829
Step 280: 125829 + 451 = 126280
Step 281: 126280 + 451 = 126731
Step 282: 126731 + 451 = 127182
Step 283: 127182 + 451 = 127633
Step 284: 127633 + 451 = 128084
Step 285: 128084 + 451 = 128535
Step 286: 128535 + 451 = 128986
Step 287: 128986 + 451 = 129437
Step 288: 129437 + 451 = 129888
Step 289: 129888 + 451 = 130339
Step 290: 130339 + 451 = 130790
Step 291: 130790 + 451 = 131241
Step 292: 131241 + 451 = 131692
Step 293: 131692 + 451 = 132143
Step 294: 132143 + 451 = 132594
Step 295: 132594 + 451 = 133045
Step 296: 133045 + 451 = 133496
Step 297: 133496 + 451 = 133947
Step 298: 133947 + 451 = 134398
Step 299: 134398 + 451 = 134849
Step 300: 134849 + 451 = 135300
Step 301: 135300 + 451 = 135751
Step 302: 135751 + 451 = 136202
Step 303: 136202 + 451 = 136653
Step 304: 136653 + 451 = 137104
Step 305: 137104 + 451 = 137555
Step 306: 137555 + 451 = 138006
Step 307: 138006 + 451 = 138457
Step 308: 138457 + 451 = 138908
Step 309: 138908 + 451 = 139359
Step 310: 139359 + 451 = 139810
Step 311: 139810 + 451 = 140261
Step 312: 140261 + 451 = 140712
Step 313: 140712 + 451 = 141163
Step 314: 141163 + 451 = 141614
Step 315: 141614 + 451 = 142065
Step 316: 142065 + 451 = 142516
Step 317: 142516 + 451 = 142967
Step 318: 142967 + 451 = 143418
Step 319: 143418 + 451 = 143869
Step 320: 143869 + 451 = 144320
Step 321: 144320 + 451 = 144771
Step 322: 144771 + 451 = 145222
Step 323: 145222 + 451 = 145673
Step 324: 145673 + 451 = 146124
Step 325: 146124 + 451 = 146575
Step 326: 146575 + 451 = 147026
Step 327: 147026 + 451 = 147477
Step 328: 147477 + 451 = 147928
Step 329: 147928 + 451 = 148379
Step 330: 148379 + 451 = 148830
Step 331: 148830 + 451 = 149281
Step 332: 149281 + 451 = 149732
Step 333: 149732 + 451 = 150183
Step 334: 150183 + 451 = 150634
Step 335: 150634 + 451 = 151085
Step 336: 151085 + 451 = 151536
Step 337: 151536 + 451 = 151987
Step 338: 151987 + 451 = 152438
Step 339: 152438 + 451 = 152889
Step 340: 152889 + 451 = 153340
Step 341: 153340 + 451 = 153791
Step 342: 153791 + 451 = 154242
Step 343: 154242 + 451 = 154693
Step 344: 154693 + 451 = 155144
Step 345: 155144 + 451 = 155595
Step 346: 155595 + 451 = 156046
Step 347: 156046 + 451 = 156497
Step 348: 156497 + 451 = 156948
Step 349: 156948 + 451 = 157399
Step 350: 157399 + 451 = 157850
Step 351: 157850 + 451 = 158301
Step 352: 158301 + 451 = 158752
Step 353: 158752 + 451 = 159203
Step 354: 159203 + 451 = 159654
Step 355: 159654 + 451 = 160105
Step 356: 160105 + 451 = 160556
Step 357: 160556 + 451 = 161007
Step 358: 161007 + 451 = 161458
Step 359: 161458 + 451 = 161909
Step 360: 161909 + 451 = 162360
Step 361: 162360 + 451 = 162811
Step 362: 162811 + 451 = 163262
Step 363: 163262 + 451 = 163713
Step 364: 163713 + 451 = 164164
Step 365: 164164 + 451 = 164615
Step 366: 164615 + 451 = 165066
Step 367: 165066 + 451 = 165517
Step 368: 165517 + 451 = 165968
Step 369: 165968 + 451 = 166419
Step 370: 166419 + 451 = 166870
Step 371: 166870 + 451 = 167321
Step 372: 167321 + 451 = 167772
Step 373: 167772 + 451 = 168223
Step 374: 168223 + 451 = 168674
Step 375: 168674 + 451 = 169125
Step 376: 169125 + 451 = 169576
Step 377: 169576 + 451 = 170027
Step 378: 170027 + 451 = 170478
Step 379: 170478 + 451 = 170929
Step 380: 170929 + 451 = 171380
Step 381: 171380 + 451 = 171831
Step 382: 171831 + 451 = 172282
Step 383: 172282 + 451 = 172733
Step 384: 172733 + 451 = 173184
Step 385: 173184 + 451 = 173635
Step 386: 173635 + 451 = 174086

So, 451*386 = 174086